import 'package:flutter/material.dart';
import 'package:geolocator/geolocator.dart';

class LoadingScreen extends StatefulWidget {
  @override
  _LoadingScreenState createState() => _LoadingScreenState();
}

class _LoadingScreenState extends State<LoadingScreen> {

  Future<void> getLocation() async {
    bool serviceEnabled;
    LocationPermission permission;

    // Test if location services are enabled.
    serviceEnabled = await Geolocator.isLocationServiceEnabled();
    if (!serviceEnabled) {
      // Location services are not enabled don't continue
      // accessing the position and request users of the 
      // App to enable the location services.
      return Future.error('Location services are disabled.');
    }

    permission = await Geolocator.checkPermission();
    if (permission == LocationPermission.denied) {
      permission = await Geolocator.requestPermission();
      if (permission == LocationPermission.denied) {
        // Permissions are denied, next time you could try
        // requesting permissions again (this is also where
        // Android's shouldShowRequestPermissionRationale 
        // returned true. According to Android guidelines
        // your App should show an explanatory UI now.
        return Future.error('Location permissions are denied');
      }
    }
  
    if (permission == LocationPermission.deniedForever) {
      // Permissions are denied forever, handle appropriately. 
      return Future.error(
        'Location permissions are permanently denied, we cannot request permissions.');
    } 
    Position position = await Geolocator.getCurrentPosition(desiredAccuracy: LocationAccuracy.low);
    print(position);
  }
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Center(
        child: ElevatedButton(
          onPressed: () {
            getLocation(); //Get the current location
          },
          child: Text('Get Location'),
        ),
      ),
    );
  }
}
